Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é o controle para a Universidade Christopher Newport?
 ###Tabelas: CREATE TABLE gasoline_tax_rates_across_canada (gasoline_tax_rates_across_canada_id AUTO_INCREMENT PRIMARY KEY, Government VARCHAR, Federal excise tax ( CAD¢ / L ) INT, Total excise tax (CAD¢/L) INT, Minimum tax incl. sales taxes (CAD¢/L) INT, Min. tax (CAD¢/US gal) INT) CREATE TABLE public_and_established_private_institutions (public_and_established_private_institutions_id AUTO_INCREMENT PRIMARY KEY, School VARCHAR, Location(s) VARCHAR, Control VARCHAR, Type VARCHAR, Accreditation VARCHAR, Founded INT, Enrollment VARCHAR) CREATE TABLE members_clubs (members_clubs_id AUTO_INCREMENT PRIMARY KEY, Club VARCHAR, Coach VARCHAR, City VARCHAR, Stadium VARCHAR, 2007-2008 season VARCHAR) CREATE TABLE 2006:_chicago_sky (2006:_chicago_sky_id AUTO_INCREMENT PRIMARY KEY, Pick INT, Player VARCHAR, Nationality VARCHAR, New WNBA Team VARCHAR, Former WNBA Team VARCHAR, College/Country/Team VARCHAR) CREATE TABLE councils (councils_id AUTO_INCREMENT PRIMARY KEY, Council VARCHAR, 2003 result VARCHAR, Notional control (based on 2003 results) VARCHAR, 2007 result VARCHAR, Details VARCHAR)  
SELECT Control FROM public_and_established_private_institutions WHERE School = Christopher Newport University